Classification
 Nomenclature
Scientific Name:
Pilosella aurantiaca (L.) F.W.Schultz & Sch.Bip.
Synonymy:
  • Hieracium aurantiacum L.
 Description

Stolons slender, with numerous long simple eglandular hairs. Rosette lvs green, narrowly oblanceolate, sessile, entire or obscurely dentate, 5–15 × 1.5–2.5 cm, obtuse to subacute, cuneate at base, with numerous fine simple hairs 1–4 mm long on both surfaces; stellate hairs 0 or sparse beneath. Stems lvs 0–1, small. Flowering stems erect, (6)–15–40 cm tall, with numerous spreading simple eglandular hairs 3–5 mm long throughout, numerous short glandular hairs above and stellate hairs sparse below and dense above. Peduncles 1–2 cm long at flowering. Capitula (3)–5–10–(15) per stem; involucre 5–8–(10) mm long; bracts with numerous simple eglandular hairs, few to numerous glandular hairs, and numerous stellate hairs. Florets orange, purple when dry, not striped on outer face, c. 2× length of involucre. Achenes dark, 1.5–2 × c. 0.5 mm. Pappus sordid, up to 6 mm long.

[From: Webb et al. (1985) Flora of New Zealand. Volume 4 as Hieracium aurantiacum L.]

 Biostatus
Exotic
Number of subspecific taxa in New Zealand within Pilosella aurantiaca (L.) F.W.Schultz & Sch.Bip.
CategoryNumber
Exotic: Fully Naturalised1
Total1
 Bibliography
Braeutigam, S.; Greuter, W. 2007: A new treatment of Pilosella for the Euro-Mediterranean flora. Willdenowia 37: 123–137.
Howell, C. 2008: Consolidated list of environmental weeds in New Zealand. DOC Research & Development Series 292: 42. [as Hieracium aurantiacum L.]